 
<%@page contentType="text/html" pageEncoding="UTF-8"%>
<!DOCTYPE html>
 <div id="col_left">
    <ul>
        <li><a href="NguoiDung" class="nguoidung">Người Dùng</a></li>
         <li><a href="Tau" class="nguoidung">Tàu</a></li>
         <li><a href="ToaTau" class="nguoidung">Toa Tàu</a></li>
         
    </ul>
</div>
